Grilled prawns with fennel salad and watermelon salsa is a refreshing and light dish that combines the flavors of juicy prawns, crisp fennel, and sweet watermelon. The prawns are marinated in a zesty mixture of lemon juice, garlic, and herbs, then grilled to perfection. The fennel salad adds a crunchy texture and a hint of anise flavor, while the watermelon salsa provides a burst of freshness and sweetness. This dish is perfect for a summer barbecue or a light and healthy dinner option.